Quartzlock 2 Grout is a pre-mixed, ready-to-use urethane and colored quartz-based grout for ceramic, porcelain, glass and natural stone tiles on floors and walls. Quartz Lock2 Grout requires no sealing and is resistant to typical food stains and most household chemical products. Portland Direct Tile & Marble stocks all colors in both an 18lb and 9lb bucket.



QuartzLock2 RapidCure Premium, Pre- Mixed, Urethane Grout is a water-based, grout offering the ultimate in color accuracy.


  • Premixed, for fast, easy installation
  • 3 day intermittent water exposure
  • Submerged applications

Premium, Pre-Mixed, Urethane Grout

Bostik QuartzLock2™ RapidCure™ premium urethane grout is a patented, water-based, grout offering color accuracy, water resistance, and stain and crack protection. Its perfect balance of flexibility and toughness enables it to exhibit unmatched performance.

Where to Use

  • Interior and exterior residential
  • Interior and exterior commercial


  • Porcelain
  • Glass
  • Metal
  • Polished marble
  • Stone
  • Frosted glass
  • Textured surface tiles






9lb Unit

9lb unit

18lb Unit

18lb unit
11 of 11 Items
11 of 11 Items
Portland Direct Tile & Marble 4411 NW Yeon Ave. Portland, OR 97210 503-230-9500